Taii961 Taii961

16-11-2022
Chemistry

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how many grams of cacl2 are needed to make 785.7 g of a solution that is 31.5 % (m/m) cacl2 in water? note that mass is not technically the same thing as weight, but % (m/m) has the same meaning as % (w/w).

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need help help me please